43042144403413 has 8 divisors (see below), whose sum is σ = 43316463646232. Its totient is φ = 42767827255296.

The previous prime is 43042144403407. The next prime is 43042144403509. The reversal of 43042144403413 is 31430444124034.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6169098510289 + 36873045893124 = 2483767^2 + 6072318^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43042144403413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43042144409413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81914581 + ... + 82438357.

It is an arithmetic number, because the mean of its divisors is an integer number (5414557955779).

Almost surely, 2^{43042144403413} is an apocalyptic number.

It is an amenable number.

43042144403413 is a deficient number, since it is larger than the sum of its proper divisors (274319242819).

43042144403413 is a wasteful number, since it uses less digits than its factorization.

43042144403413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047351.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 43042144403413 its reverse (31430444124034), we get a palindrome (74472588527447).

The spelling of 43042144403413 in words is "forty-three trillion, forty-two billion, one hundred forty-four million, four hundred three thousand, four hundred thirteen".